TY  - RPRT
TI  - Constant vs variable resistance knee extension training.
AU  - R J Manning
AU  - J E Graves
AU  - D M Carpenter
AU  - S H Leggett
AU  - M L Pollock
PY  - 1990
UR  - https://pubmed.ncbi.nlm.nih.gov/2381309/
ID  - 2381309
ER  -